Home / 82,005,485,929.02-122,995,800,229.77-22,318,799,331.78

Finding the Fourth Proportional to 82,005,485,929.02, 122,995,800,229.77 and 22,318,799,331.78

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Solution

The fourth proportional to 82,005,485,929.02, 122,995,800,229.77 and 22,318,799,331.78 is: 33,474,816,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,005,485,929.02 : 122,995,800,229.77 = 22,318,799,331.78 : x
  2. Step 2: Convert to fraction form
    82,005,485,929.02/122,995,800,229.77 = 22,318,799,331.78/x
  3. Step 3: Cross multiply
    82,005,485,929.02x = 122,995,800,229.77 × 22,318,799,331.78
  4. Step 4: Simplify right side
    82,005,485,929.02x = 2,745,118,583,979,937,103,872
  5. Step 5: Solve for x
    x = 2,745,118,583,979,937,103,872/82,005,485,929.02
  6. Step 6: Final answer
    x = 33,474,816,384.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.